diagnostics

type Err struct {
	Orig error

	// Source defines with entity is generating the error.
	// It allows passing along information about where the error is being
	// generated from. for example, the Asset.
	Source string

	// Reason is a CamelCase string that summarizes the error in one word.
	// It allows easy catgeorizations of known errors.
	Reason string

	// Message is free-form strings which provides important details or
	// diagnostics for the error. When writing messages, make sure to keep in mind
	// that the audience for message is end-users who might not be experts.
	Message string
}